SX_PERF_SEL_DB2_MRT2_DISCARD_SRC 16421 drivers/gpu/drm/amd/include/navi10_enum.h SX_PERF_SEL_DB2_MRT2_DISCARD_SRC         = 0x00000081,
SX_PERF_SEL_DB2_MRT2_DISCARD_SRC 19643 drivers/gpu/drm/amd/include/vega10_enum.h SX_PERF_SEL_DB2_MRT2_DISCARD_SRC         = 0x00000081,